Some of these beetles can attack their prey by spraying formic acid from their abdomens.

这些甲虫中有一些能够用腹部向猎物喷射蚁酸。

You can kill it by spraying chemicals and government officials are, but some volunteers are also fighting salvinia naturally.

你可以用喷洒化学试剂来杀死它们，当地政府就是这么做的，但是当地民众选择用生物方法来消灭它们。

The only they've been able to do in the past is to divert it by spraying it with sea water.

过去他们唯一能做的事情是通过喷洒海水来引流火山岩浆。

I'm gonna finish it by spraying some Stellar Times by Louis Vuitton.

我要喷一些 Louis Vuitton 的 Stellar Times 来完成它。

Then you had demonstrators shooting fireworks and throwing stones at police, who then responded by spraying tear gas to disperse the crowds.

你还可以看到示威者向警察投掷烟花和石块，警察随后喷射催泪瓦斯驱散人群。

But, you know, geoengineering would involve reflecting sunlight back into space, possibly by spraying aerosols into the stratosphere.

但是，你知道，地球工程将涉及将阳光反射回太空，可能是通过将气溶胶喷射到平流层中。

Nanoparticles of titanium nitrate, on the other hand, are easily and cheaply produced by spraying the right mix of precursor chemicals into a flame.

另一方面，通过向火焰中喷洒合适的前体化学物质混合物，可以轻松生产出硝酸钛纳米颗粒，成本也很低。

Dozens of drones dispatched in a desperate attempt to battle toxic smog in Bangkok by spraying a water and molasses solution to catch air particles.

数十架无人机被派往曼谷，孤注一掷地试图通过喷洒水和糖浆溶液来捕捉空气颗粒物来对抗有毒烟雾。

For porous surfaces like paper or walls, fingerprints are detected by spraying a solution called ninhydrin on the surface where a print may be found.

对于像纸或墙这样的多孔表面，通过在可能发现指纹的表面喷洒一种叫做茚三酮的溶液来检测指纹。

Besides spraying hoppers directly, pesticides will be used to create barriers or buffer zones. This is done by spraying the ground every 600 to 800 meters.

除了直接喷洒跳虫外，杀虫剂还可用来制造隔离带或缓冲区。杀虫剂被喷洒到每600到800米的地面上。

They started growing Japanese varieties of tomatoes and strawberries without using any soil by spraying a fine fog mixed with liquid fertilizer directly onto the roots of the plants.

他们通过向植物的根部喷洒液体肥料，没有使用任何泥土种植了日本品种的番茄和草莓。

But The Ice Co also already possessed a small number of Italian-made Scotsman machines, which worked in a totally different fashion, by spraying water upwards into an inverted mould.

但是The Ice Co公司已经拥有了一小批意大利制造的斯科茨曼机器，它们的工作方式完全不同，将水向上喷射到倒置的模具中。

Malaria was such a big problem in the U.S that in 1946 the federal government decided to step in by creating the CDC, which began to eradicate mosquitoes by spraying the nerve poison DDT on, well, pretty much everything.

疟疾在美国是一个大问题，以至于 1946 年联邦政府决定介入，成立了疾病预防控制中心 (CDC)，该疾病预防控制中心开始通过向几乎所有物体喷洒神经毒剂 DDT 来消灭蚊子。